Fish Lake Reservoir Weather Forecast

    • 45
    • 71

    Becoming Sunny

    • 42
    • 64

    Mostly Sunny

    • 38
    • 61

    Partly Sunny

    • 45
    • 62

    Mostly Cloudy

    • 53
    • 75

    Partly Sunny

    • 43
    • 70

    Chance Rain Showers

Today 6 Oct Carlton/South St. Louis

Mostly sunny. Warmer with Highs in the lower 70s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

Tonight 6 Oct Carlton/South St. Louis

Partly cloudy in the Evening, then clearing. Lows in the mid 40s. West Winds 5 to 10 Mph with Gusts up to 20 Mph.

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  • Temperature Forecast NOAA

  • Temperature Real-Time

Fish Lake Reservoir Temperature Statistics

October Temperature

Duluth International Airport (7.5 miles)

  • Lowest 2 October, 2026

    37 °F

  • Average October

    50.5 °F

  • Highest 1 October, 2026

    63 °F

Climate (2021–2026)

Duluth International Airport (7.5 miles)

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  • Average Low 2021–2026

    33.2 °F

  • Average 2021–2026

    42.1 °F

  • Average High 2021–2026

    51 °F
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